code: def fnames_presuffix(fnames, prefix="", suffix=""):
      f2 = []
      for fname in fnames:
          f2.append(fname_presuffix(fname, prefix, suffix))
      return f2
  
file_path: nipy/nipy/interfaces/spm.py
imports: import os
  import numpy
  from nibabel import load
  from nibabel.tmpdirs import InTemporaryDirectory
  from scipy.io import savemat
  from .matlab import run_matlab_script
label_desc: Use image node_id 7 for calling a global function with example usage: fnames_presuffix(fnames, prefix, suffix) and returns: f2